Ṭinṭâne weather in September

In September, Ṭinṭâne sees average daytime highs of 37°C and overnight lows near 27°C, with 41 mm of rain across 6.9 wet days and about 12.1 hours of daylight. It is the 6th-warmest and 2nd-wettest month of the year here.

Highs climb over the month, from about 36°C in the first days to 38°C by the end. The sky is clear or mostly clear about 48% of the time in September, and the air most often feels oppressive.

Daylight stretches from about 12 h 18 min at the start of September to 11 h 54 min by month's end. Set against the rest of the year, September is Ṭinṭâne's 11th-clearest and 12th-windiest month. For the whole year in context, see Ṭinṭâne's year-round climate.

Daytime high
37°
6th warmest
Overnight low
27°
8th coldest
Rainfall
41 mm
6.9 wet days
Daylight
12 h 06 min
6:32 AM – 6:38 PM
Cloud cover
47%
11th clearest
Wind
13 km/h
12th windiest
Solar energy
6.43 kWh/m²
Travel score
1.7
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 36°C in the first days to 38°C by the end.

A typical September day in Ṭinṭâne reaches about 37°C in the afternoon and slips back to 27°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 33°C and 40°C. Set against its neighbours, September runs about 1°C warmer than August and about 1°C cooler than October.

20°25°30°35°40°45°151015202530
Avg high (°C)Avg low (°C)
13526
23526
33626
43626
53626
63626
73626
83626
93627
103627
113627
123727
133727
143727
153727
163727
173727
183727
193727
203727
213827
223827
233827
243827
253827
263827
273827
283827
293827
303827

How September really feels in Ṭinṭâne

Once humidity and wind are folded in, September averages 30 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
30
29 feel dangerously hot (≥ 39°C)
Days feeling ≤ C
0
wind chill below the day's low

The story in September is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Ṭinṭâne weather by month

How September compares with the rest of the year at a glance. September is the 6th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 17°10.311.16.8
Feb32° / 20°00.111.45.0
Mar36° / 23°10.211.92.6
Apr40° / 27°00.112.40.3
May41° / 30°10.512.80.0
Jun41° / 30°51.1130.0
Jul38° / 28°284.612.91.3
Aug36° / 27°709.112.52.3
Sep37° / 27°416.912.11.7
Oct38° / 27°112.111.61.2
Nov35° / 23°10.311.23.3
Dec31° / 19°20.2116.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 48% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 19% of September, with mostly cloudy or overcast conditions the remaining 34%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15347
25347
35446
45644
55743
65842
75941
86139
96238
106337
116535
126634
136733
146931
156931
167129
177228
187228
197228
207327
217327
227426
237327
247327
257327
267228
277228
287228
297129
307030

Chance of precipitation in September

Any precipitation

Ṭinṭâne gets around 41 mm of rain over 6.9 wet days in September. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 23% and peaks near 32% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%151015202530
Rain chance (%)
132
231
331
430
529
628
728
827
927
1026
1126
1225
1325
1425
1524
1624
1723
1823
1922
2021
2121
2220
2319
2418
2517
2616
2715
2815
2914
3013

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

Most of September feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, September lands in the oppressive band about 44% of days. Sticky, muggy-or-worse air turns up on roughly 79% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
100319699
200320698
301421668
401422658
501423657
601525627
701526626
801527616
902529595
1012630565
1112632554
1213634524
1313735504
1423736483
1523837463
1634937443
17341038422
18441138402
19551338372
20651438352
21761537332
22961637311
231071836281
241271935261
251482034241
261692132221
271892131200
2820102229190
2922102228170
3024112226160

Wind in September

Winds average 13 km/h in September, the calmest month.

Across September, daily wind ranges from about 12 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202530
Wind speed (km/h)Feels
113light breeze
213light breeze
313light breeze
413light breeze
513light breeze
613light breeze
713light breeze
813light breeze
913light breeze
1013light breeze
1113light breeze
1213light breeze
1313light breeze
1413light breeze
1513light breeze
1613light breeze
1713light breeze
1813light breeze
1913light breeze
2012light breeze
2112light breeze
2212light breeze
2312light breeze
2412light breeze
2512light breeze
2612light breeze
2712light breeze
2812light breeze
2912light breeze
3012light breeze

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 18 min at the start of September to 11 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 24 minutes over September. Sunrise moves from 6:31 AM to 6:34 AM, and sunset from 6:50 PM to 6:26 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.36:316:50
212.36:316:49
312.36:316:49
412.36:316:48
512.36:316:47
612.26:316:46
712.26:316:45
812.26:316:44
912.26:326:44
1012.26:326:43
1112.26:326:42
1212.26:326:41
1312.16:326:40
1412.16:326:39
1512.16:326:39
1612.16:326:38
1712.16:326:37
1812.16:326:36
1912.06:336:35
2012.06:336:34
2112.06:336:34
2212.06:336:33
2312.06:336:32
2412.06:336:31
2511.96:336:30
2611.96:336:29
2711.96:346:29
2811.96:346:28
2911.96:346:27
3011.96:346:26

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 6.43 kWh/m².

For context, solar energy here swings from a low near 5.1 kWh/m² to a high of 7.4 kWh/m² in April across the year — September's 6.43 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
16.3Intense
26.3Intense
36.4Intense
46.4Intense
56.4Intense
66.4Intense
76.4Intense
86.4Intense
96.4Intense
106.4Intense
116.5Intense
126.5Intense
136.5Intense
146.5Intense
156.5Intense
166.5Intense
176.5Intense
186.5Intense
196.5Intense
206.5Intense
216.4Intense
226.4Intense
236.4Intense
246.4Intense
256.4Intense
266.4Intense
276.4Intense
286.4Intense
296.4Intense
306.4Intense
Planning a trip in September

Hazard calendar for Ṭinṭâne

In seasonPeak

In September, Ṭinṭâne sits inside its dust season. The full year is below, with each hazard's peak months called out.

Ṭinṭâne sees dust haze year-round, heaviest in June.

Dust
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is September a good time to visit Ṭinṭâne?

Our two travel scores rate September for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

1.7
Sightseeing
7th-best month of the year
4.6
Beach & pool
7th-best month of the year

September is a weaker month for outdoor sightseeing in Ṭinṭâne.

What to pack for Ṭinṭâne in September

From September's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In September, Ṭinṭâne sees daytime highs around 37°C and nights near 27°C. Pack light clothes and sun protection. About 7 days see rain.

light clothessun protection

UV index in Ṭinṭâne in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Ṭinṭâne peaks around March 20 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 17 at about 7 (very high).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highExtremeVery highMar 20UV 13Dec 17UV 7
UV index (midday)Level
Jan8Very high
Feb11Extreme
Mar13Extreme
Apr12Extreme
May9Very high
Jun10Extreme
Jul10Extreme
Aug13Extreme
Sep12Extreme
Oct10Very high
Nov8Very high
Dec7Very high

Air quality in Ṭinṭâne in September

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where September falls, not just the annual average.

Air quality in Ṭinṭâne is worst in January — around 120 µg/m³ PM2.5 (unhealthy), about 4.0× the cleanest month (August, 30 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0306090120150JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorModeratePoorUnhealthyJan 16119 µg/m³Aug 2330 µg/m³
PM2.5 (µg/m³)Level
Jan120Unhealthy
Feb111Unhealthy
Mar87Unhealthy
Apr69Unhealthy
May67Unhealthy
Jun80Unhealthy
Jul51Poor
Aug30Moderate
Sep31Moderate
Oct54Poor
Nov64Unhealthy
Dec111Unhealthy
Location & terrain

Where is Ṭinṭâne?

Ṭinṭâne sits at 16.4°N, 10.2°W, 168 m above sea level, in Mauritania. The nearest listed city is Ayoun El Atrous, 67 km away.

KiffaEl ’AyoûnNioroGuerouTembedghaDiémaSélibaby

Topography around Ṭinṭâne

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Ṭinṭâne.

Within 3 km, the terrain around Ṭinṭâne has only modest variations in elevation — a maximum elevation change of 43 m around an average of 175 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 208 m; within 80 km, significant variations in elevation — a maximum elevation change of 326 m.

The land around Ṭinṭâne is covered by grassland (61%) and bare terrain (31%) within 3 km, grassland (80%) within 16 km, and grassland (80%) within 80 km.

3 km
43 m
16 km
208 m
80 km
326 m
treesshrubsgrasslandartificial surfacesbare terrainwetland
September weather nearby: Ayoun El Atrous 67 km · Kiffa 133 km · El ’Ayoûn 142 km · Nioro 144 km · Guerou 213 km · Tembedgha 214 km · Diéma 232 km · Sélibaby 255 km

Mauritania travel facts

Travel advisory
Level 3
Reconsider Travel
Power plugs
Type C / E / F
220 V · 50 Hz
Prices
≈ 31% of US
price level, 2025
GDP per capita
$2,198
2025
Happiness
4.5 / 10
World Happiness, 2025
Homicide rate
1
per 100k, 2020
Road deaths
25.6
per 100k/yr, 2019
Income group
Lower middle
World Bank
Religion
Muslim 100%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Ṭinṭâne (16.3946°, -10.1737°, elevation 168 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).